/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You under the Apache License, Version 2.0
 * (the "License"); you may not use this file except in compliance with
 * the License.  You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package org.apache.eventmesh.runtime.core.protocol.tcp.client.session.retry;

import java.util.concurrent.Delayed;
import java.util.concurrent.TimeUnit;

import io.cloudevents.CloudEvent;

public abstract class RetryContext implements Delayed {

    public CloudEvent event;

    public String seq;

    public int retryTimes = 0;

    public long executeTime = System.currentTimeMillis();

    public RetryContext delay(long delay) {
        this.executeTime = System.currentTimeMillis() + (retryTimes + 1) * delay;
        return this;
    }

    @Override
    public int compareTo(Delayed delayed) {
        RetryContext obj = (RetryContext) delayed;
        if (this.executeTime > obj.executeTime) {
            return 1;
        } else if (this.executeTime == obj.executeTime) {
            return 0;
        } else {
            return -1;
        }
    }

    @Override
    public long getDelay(TimeUnit unit) {
        return unit.convert(this.executeTime - System.currentTimeMillis(), TimeUnit.MILLISECONDS);
    }

    public abstract void retry();
}
